CVE-2026-5795

HIGH
7.4
CVSS Score
Published: April 8, 2026 at 01:32 PM UTC
Updated: September 14, 2026 at 01:18 PM UTC
3 products affected across 3 vendorsJettyJettyStreams for Apache Kafka

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Severity
HIGH7.4
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

In Eclipse Jetty, the class JASPIAuthenticator initiates the authentication checks, which set two ThreadLocal variable. Upon returning from the initial checks, there are conditions that cause an early return from the JASPIAuthenticator code without clearing those ThreadLocals. A subsequent request using the same thread inherits the ThreadLocal values, leading to a broken access control and privilege escalation.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

10.0.0 ≤ v ≤ 10.0.2610.0.0 ≤ v ≤ 10.0.2811.0.0 ≤ v ≤ 11.0.2611.0.0 ≤ v ≤ 11.0.2812.0.0 ≤ v ≤ 12.0.3312.0.0 ≤ v < 12.0.3412.1.0 ≤ v ≤ 12.1.712.1.0 ≤ v < 12.1.89.4.0 ≤ v ≤ 9.4.589.4.0 ≤ v ≤ 9.4.6010.0.011.0.012.0.012.1.09.4.0
Affected range stops below 12.0.34, so it looks safe — our inference, not a vendor statement
Affected range stops below 12.1.8, so it looks safe — our inference, not a vendor statement
All versions
Vendor states this is fixed in 3 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (8)

Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
https://access.redhat.com/errata/RHSA-2026:17668
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
https://access.redhat.com/errata/RHSA-2026:25089
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
https://access.redhat.com/errata/RHSA-2026:28573
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
https://access.redhat.com/security/cve/CVE-2026-5795
Source: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
https://bugzilla.redhat.com/show_bug.cgi?id=2456519

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.4HIGHeclipse
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-226CWE-287

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